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52033500 = 22325331373
BaseRepresentation
bin1100011001111…
…1011111011100
310121220120112200
43012133133130
5101310033000
65055131500
71201164111
oct306373734
9117816480
1052033500
112740a5a2
1215513b90
13aa1ab6c
146ca6908
15487c500
hex319f7dc

52033500 has 144 divisors (see below), whose sum is σ = 169897728. Its totient is φ = 13392000.

The previous prime is 52033493. The next prime is 52033519. The reversal of 52033500 is 533025.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 139314 + ... + 139686.

Almost surely, 252033500 is an apocalyptic number.

52033500 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52033500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (84948864).

52033500 is an abundant number, since it is smaller than the sum of its proper divisors (117864228).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52033500 is a wasteful number, since it uses less digits than its factorization.

52033500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 429 (or 414 counting only the distinct ones).

The product of its (nonzero) digits is 450, while the sum is 18.

The square root of 52033500 is about 7213.4249840142. The cubic root of 52033500 is about 373.3312517599.

Adding to 52033500 its reverse (533025), we get a palindrome (52566525).

The spelling of 52033500 in words is "fifty-two million, thirty-three thousand, five hundred".

Divisors: 1 2 3 4 5 6 9 10 12 15 18 20 25 30 31 36 45 50 60 62 75 90 93 100 124 125 150 155 180 186 225 250 279 300 310 372 373 375 450 465 500 558 620 746 750 775 900 930 1116 1119 1125 1395 1492 1500 1550 1860 1865 2238 2250 2325 2790 3100 3357 3730 3875 4476 4500 4650 5580 5595 6714 6975 7460 7750 9300 9325 11190 11563 11625 13428 13950 15500 16785 18650 22380 23126 23250 27900 27975 33570 34689 34875 37300 46252 46500 46625 55950 57815 67140 69378 69750 83925 93250 104067 111900 115630 138756 139500 139875 167850 173445 186500 208134 231260 279750 289075 335700 346890 416268 419625 520335 559500 578150 693780 839250 867225 1040670 1156300 1445375 1678500 1734450 2081340 2601675 2890750 3468900 4336125 5203350 5781500 8672250 10406700 13008375 17344500 26016750 52033500